Thanatos Weather
Thursday, Sep 24, 2026 20:24:33

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm564
AdvisoryAreal Flood417
WarningFlash Flood248
AdvisorySmall Craft130
WarningGale45
WatchAreal Flood43
WatchGale40
WatchFlood35
AdvisoryFrost22
WatchSevere Thunderstorm15
WarningTornado12
AdvisoryDense Fog10
AdvisoryWind9
WarningStorm9
AdvisoryLake Wind7
WarningHazardous Seas6
WatchFire Weather5
AdvisoryHeat5
WarningFire Weather5
WatchFlash Flood4
WatchHigh Wind3
WarningBlowing Dust3
WatchStorm2
WatchHazardous Seas2
WarningHigh Wind2
AdvisoryBlowing Dust1
WarningDust Storm1
WarningFreeze1
Most Active Forecast Offices
Forecast Office Products
Albuquerque, NM121
El Paso, TX98
Charleston, WV83
Jackson, KY51
Morristown / Knoxville, TN44
Wilmington, OH43
Midland / Odessa, TX42
Greenville-Spartanburg, SC39
Goodland, KS36
Miami, FL32
Lubbock, TX31
Norman, OK31
Boston, MA31
Denver / Boulder, CO30
Pueblo, CO28
Jackson, MS28
Raleigh, NC28
Davenport / Quad Cities, IA28
Grand Junction, CO27
Chicago, IL26
Product Count by Day
Date Warn Watch Advis.
2026-09-2475 762
2026-09-2355 2480
2026-09-2285 3105
2026-09-21187 2471
2026-09-20141 1892
2026-09-19225 4274
2026-09-1895 1583
2026-09-1732 1130
2026-09-160 24
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0174Albuquerque, NM
Home
Return to list
Small Craft Advisory 0086
Issued by the Boston Forecast Office

Action Issued Starts Expiration
New 2026-09-18 10:32:46 2026-09-18 22:00:00 2026-09-19 11:00:00
New 2026-09-18 10:32:46 2026-09-18 19:00:00 2026-09-19 11:00:00
Continued 2026-09-19 01:31:41 2026-09-19 11:00:00
Continued 2026-09-19 01:31:41 2026-09-19 11:00:00
Cancelled 2026-09-19 07:15:39 2026-09-19 11:00:00


Action: New
Issued At: 2026-09-18 10:32:46

930 
WHUS71 KBOX 181532
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1132 AM EDT Fri Sep 18 2026

ANZ250-251-254>256-190445-
/O.NEW.KBOX.SC.Y.0086.260919T0000Z-260919T1600Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island-
1132 AM EDT Fri Sep 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO NOON
EDT SATURDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 
  3 to 5 feet expected.

* WHERE...In Massachusetts coastal waters, Coastal waters east 
  of Ipswich Bay and the Stellwagen Bank National Marine 
  Sanctuary, Massachusetts Bay and Ipswich Bay, Coastal waters 
  from Provincetown MA to Chatham MA to Nantucket MA out 20 NM 
  and Coastal Waters extending out to 25 NM South of Marthas 
  Vineyard and Nantucket. In Rhode Island coastal waters, 
  Coastal Waters from Montauk NY to Marthas Vineyard extending 
  out to 20 NM South of Block Island.

* WHEN...From 8 PM this evening to noon EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-232-190445-
/O.NEW.KBOX.SC.Y.0086.260919T0300Z-260919T1600Z/
Cape Cod Bay-Nantucket Sound-
1132 AM EDT Fri Sep 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO NOON
EDT SATURDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 
  around 3 feet expected.

* WHERE...Cape Cod Bay and Nantucket Sound.

* WHEN...From 11 PM this evening to noon EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Frank


Action: New
Issued At: 2026-09-18 10:32:46

930 
WHUS71 KBOX 181532
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1132 AM EDT Fri Sep 18 2026

ANZ250-251-254>256-190445-
/O.NEW.KBOX.SC.Y.0086.260919T0000Z-260919T1600Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island-
1132 AM EDT Fri Sep 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO NOON
EDT SATURDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 
  3 to 5 feet expected.

* WHERE...In Massachusetts coastal waters, Coastal waters east 
  of Ipswich Bay and the Stellwagen Bank National Marine 
  Sanctuary, Massachusetts Bay and Ipswich Bay, Coastal waters 
  from Provincetown MA to Chatham MA to Nantucket MA out 20 NM 
  and Coastal Waters extending out to 25 NM South of Marthas 
  Vineyard and Nantucket. In Rhode Island coastal waters, 
  Coastal Waters from Montauk NY to Marthas Vineyard extending 
  out to 20 NM South of Block Island.

* WHEN...From 8 PM this evening to noon EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-232-190445-
/O.NEW.KBOX.SC.Y.0086.260919T0300Z-260919T1600Z/
Cape Cod Bay-Nantucket Sound-
1132 AM EDT Fri Sep 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO NOON
EDT SATURDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 
  around 3 feet expected.

* WHERE...Cape Cod Bay and Nantucket Sound.

* WHEN...From 11 PM this evening to noon EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Frank


Action: Continued
Issued At: 2026-09-19 01:31:41

342 
WHUS71 KBOX 190631
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
231 AM EDT Sat Sep 19 2026

ANZ250-251-254>256-191515-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-260919T1600Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island-
231 AM EDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas 3 to 5 feet.

* WHERE...In Massachusetts coastal waters, Coastal waters east 
  of Ipswich Bay and the Stellwagen Bank National Marine 
  Sanctuary, Massachusetts Bay and Ipswich Bay, Coastal waters 
  from Provincetown MA to Chatham MA to Nantucket MA out 20 NM 
  and Coastal Waters extending out to 25 NM South of Marthas 
  Vineyard and Nantucket. In Rhode Island coastal waters, 
  Coastal Waters from Montauk NY to Marthas Vineyard extending 
  out to 20 NM South of Block Island.

* WHEN...Until noon EDT today.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-232-191515-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-260919T1600Z/
Cape Cod Bay-Nantucket Sound-
231 AM EDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas around 3 feet.

* WHERE...Cape Cod Bay and Nantucket Sound.

* WHEN...Until noon EDT today.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-19 01:31:41

342 
WHUS71 KBOX 190631
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
231 AM EDT Sat Sep 19 2026

ANZ250-251-254>256-191515-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-260919T1600Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island-
231 AM EDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas 3 to 5 feet.

* WHERE...In Massachusetts coastal waters, Coastal waters east 
  of Ipswich Bay and the Stellwagen Bank National Marine 
  Sanctuary, Massachusetts Bay and Ipswich Bay, Coastal waters 
  from Provincetown MA to Chatham MA to Nantucket MA out 20 NM 
  and Coastal Waters extending out to 25 NM South of Marthas 
  Vineyard and Nantucket. In Rhode Island coastal waters, 
  Coastal Waters from Montauk NY to Marthas Vineyard extending 
  out to 20 NM South of Block Island.

* WHEN...Until noon EDT today.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-232-191515-
/O.CON.KBOX.SC.Y.0086.000000T0000Z-260919T1600Z/
Cape Cod Bay-Nantucket Sound-
231 AM EDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas around 3 feet.

* WHERE...Cape Cod Bay and Nantucket Sound.

* WHEN...Until noon EDT today.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Cancelled
Issued At: 2026-09-19 07:15:39

867 
WHUS71 KBOX 191215
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
815 AM EDT Sat Sep 19 2026

ANZ231-232-250-251-254>256-191315-
/O.CAN.KBOX.SC.Y.0086.000000T0000Z-260919T1600Z/
Cape Cod Bay-Nantucket Sound-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island-
815 AM EDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds will continue to drop off this morning.

$$



Page Loaded at: 2026-09-24 20:24:33 -- Client Address: 216.73.217.31 -- Refresh Time: seconds